Many disciples of Kabir Saheb used to write his teachings. Some of his philosophical teachings were collected in a book called: “Bijak”. Bijak means the key for spiritual realization. The followers of Kabir Saheb accepted the Bijak as their principal source of knowledge. In this book Kabir Saheb explained about creation and devotion. The major teaching in this book is mystical. Without proper guidance, it is difficult for most people to understand it. The message of Kabir Saheb, in the Bijak, is for the betterment of humanity. Kabir Saheb spoke the plain Truth. He explained about Gyan Yoga (spiritual realization). He taught of the great human qualities and how to obtain contentment and enlightenment.